Stay updated with real-time air quality in Pleasanton, California featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
Pleasanton, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.39 μg/m³
0
55
155
255
425
605+
12.15 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
9.49 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Pleasanton, California
Pleasanton, California
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AQI 14
Good
2.10μg/m³
PM2.5
9.00μg/m³
PM10
14.51ppb
O3
0.60ppb
SO2
1.90ppb
NO2
0.10ppm
CO
AQI 17
Good
0.33μg/m³
PM2.5
1.15μg/m³
PM10
17.95ppb
O3
0.70ppb
SO2
1.70ppb
NO2
0.17ppm
CO
AQI 15
Good
2.12μg/m³
PM2.5
9.45μg/m³
PM10
15.89ppb
O3
0.55ppb
SO2
1.83ppb
NO2
0.14ppm
CO
AQI 16
Good
2.24μg/m³
PM2.5
11.28μg/m³
PM10
16.79ppb
O3
0.52ppb
SO2
2.10ppb
NO2
0.19ppm
CO
AQI 15
Good
2.45μg/m³
PM2.5
11.51μg/m³
PM10
16.36ppb
O3
0.54ppb
SO2
2.16ppb
NO2
0.17ppm
CO
AQI 16
Good
2.33μg/m³
PM2.5
11.46μg/m³
PM10
16.61ppb
O3
0.54ppb
SO2
2.10ppb
NO2
0.18ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Pleasanton, California is updated on an hourly basis.
The worst air quality in Pleasanton, California was recorded at 11:00:00 on 2025-07-25.
The best air quality in Pleasanton, California was recorded at 04:00:00 on 2025-07-26.
The real-time air quality index in Pleasanton, California is 14, currently categorized as Good.
The most common pollutant in Pleasanton, California is O3.
If the air quality in Pleasanton, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Pleasanton, California at present are 1.892 μg/m3.
The current PM10 levels in Pleasanton, California are 8.207 μg/m3.
The current carbon monoxide (CO) level in Pleasanton, California is 0.12 ppm.
The current sulfur dioxide (SO2) levels in Pleasanton, California are 0.602 ppb.
The current ozone (O3) levels at Pleasanton, California is 15.263 ppm.
The current nitrogen dioxide (NO2) levels at Pleasanton, California is 1.864 ppb.
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